Southern Cross Electrical Engineering Limited, together with its subsidiaries, provides electrical, instrumentation, communications, security, fire, and maintenance services and products in Australia. The company operates through SCEE Electrical, Heyday, Trivantage, and Force Fire segments. It installs electrical and data communications cabling products and systems; designs, manufactures, and installs commercial and industrial switchboards; and provides security system solutions, including consultation, design, supply, installation, integration, preventative maintenance, access control, workforce access management, intruder detection, perimeter solutions and gates, nurse call and duress systems, and CCTV servicing, as well as designs, installs, inspects, tests, and maintains fire protection systems. The company also provides electrical infrastructure, building controls, energy management systems, lighting, security, communications, networking, maintenance, and structured cabling systems; solutions for LNG upstream and downstream facilities, and petrochemical refineries; and construction and maintenance services for private and publicly funded infrastructure assets. In addition, it engages in the decarbonization projects, such as solar farms, wind farms, lithium and copper, recycling plants, power, and building design optimization. The company operates under the SCEE Electrical, Datatel, Heyday, MDE, SJ Electrical, Trivantage Manufacturing, Seme Solutions, and Force Fire brands. It serves commercial, resources, infrastructure, and decarbonization markets. The company was founded in 1978 and is headquartered in Perth, Australia.